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Category Archives: FAQs

FAQ: What Does a Flame Sensor Do?

A flame sensor is part of the safety chain, as required by NFPA86. The safe operation of an industrial furnace or oven requires us to prove flame is present precisely when we want it. Flame sensors are part of flame supervision. The use of flame sensors automates system response, leaving no room for ambiguity and Read More

FAQ What is a Safety Shut-off Valve?

Q: What is a safety shut off valve? A: A safety shut-off valve (SSOV) is a normally closed valve which opens when power is supplied. They are found in the main gas train as well as the burner (gas) train. In a combustion system, safety shut-off valves receive their power from the flame safety device Read More

FAQ: What is an Industrial Burner?

Q: What is an industrial burner? A: We like to say an industrial burner is just a fancy way of mixing gas and air. This is the primary task of a nozzle-mix burner, because the fuel and air are kept separate right up until the point of combustion. Every manufacturer has a different design for Read More

How to Wire an Elektrogas Proof of Closure Device

We’ve created a video demonstration to help users wire a DIN plug for an Elektrogas Proof of Closure device. The numbers in this blog correspond with the numbers in the video. 1. Once you’ve unscrewed the plug and removed it from the proof of closure device, step one is to remove the rubber gasket and Read More

Elektrogas Safety Shut-off Valve FAQs

Elektrogas safety shut-off valves (SSOVs) are some of the most popular items we carry, and customers often have many questions about them. We thought it would be helpful to create a list of commonly asked questions about these valves. Approvals Q: Are the VMR, VML, and VMM valve models “worldwide” valves? A: Elektrogas SSOVs are Read More

Elektrogas Proof of Closure FAQs

One item customers regularly ask about is the Elektrogas proof of closure (POC) device. We thought it would be beneficial to put together a list of some of the most commonly asked questions from customers. Q: Another manufacturer’s literature states that their POC device has a lifespan of 200K cycles. Does Elektrogas have the same Read More

FAQ: How Do Solenoid Valves Work?

The Operation of a VMR Solenoid Valve You use them to safely shut-off the gas in your combustion system, but how do solenoid valves work? We’ve put together a video to demonstrate. We hope you enjoy it! The Elektrogas VMR is a fast-opening, fast-closing safety shut-off solenoid valve. This model has proof of closure. Elektrogas Read More

FAQ: Adapting ISO Plugs to Elektrogas Valves

Q: Can you adapt ISO plugs to Elektrogas valves? A: We’ve supplied dozens of customers with Elektrogas valves for retrofit applications, and we understand the challenges associated with installing a valve that is a little different, whether the difference is in the physical dimensions, or in the electrical connection. We stock Elektrogas solenoid valves with Read More

FAQ: VR Solenoid Valves for Air: Repair, Replacement Options

Q: I need to either replace or service some Kromschröder VR solenoid valves. Why don’t I see them listed on your website? A: Unfortunately, the T-Product (North American Market) version of the VR solenoid valve for air has been discontinued by the manufacturer, and is no longer available. However, the European Standard version is still Read More

FAQ: Connecting Electrode Adapters to Ignition Cable

Q: I’m having trouble getting a good connection on the barbed fittings in my transformers and electrode boots. What is the best method to connect ignition cable to these items? A: Some transformers and electrode adapters use a barbed fitting, also called a “spearlock anchor,” to achieve connection to the ignition cable. This style of connection Read More


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